Immunogen sequence: APRCLRGPSA GGQKLLQKSR PCDPSGPTPS EPSAPSAPAA AVPAPRLSGS NHSGSPKLGT KRLPQALIVG VKKGGTRAVL EFIRVHPDVR ALGTEPHFFD RNYGRG Highest antigen sequence identity to the following orthologs: Mouse - 95%, Rat - 95%. Heparan sulfate biosynthetic en